.topnav {
    height: 100px;
    width: 100%
}


.topnav-logo {
    float: left;
    width: 249px;
    height: 60px;
    margin-top: 20px;
}

.topnav-search {
    float: left;
    margin-left: 250px;
    margin-top: 36px;
    width: 563px;
    height: 38px;
    border: 2px solid #dedede;
    box-sizing: border-box;
}

.topnav-search-input input {
    float: left;
    width: 524px;
    height: 34px;
    border: none;
    font-size: 16px;
    color: #999;
}

.topnav-search i {
    float: right;
    width: 35px;
    height: 34px;
    background-color: #3b99fc;
    color: #fff;
    font-size: 20px;
    line-height: 34px;
    text-align: center;
    box-sizing: border-box;
}

.topnav-right {
    float: left;
    margin-left: 216px;
    margin-top: 48px;

}

.topnav-right .wenzi span {
    font-size: 16px;
    color: #70b3fb;
}





.topnav-right .font {
    margin-left: 84px;
    margin-top: -20px;
    color: #3b99fc;
}

.topnav-right .font2 {
    margin-left: 106px;
    margin-top: -17px;
    color: #3b99fc;
}

.topnav-right .zui {
    margin-left: 128px;
    margin-top: -17px;
    font-size: 14px;
}


/* 头部 */
.header {
    height: 50px;
    background-color: #3b99fc;
}

.header .first {
    float: left;
    width: 181px;
    height: 50px;
    background-color: #2676e3;
    color: #fff;
    font-size: 18px;
    font-weight: normal;
    text-align: center;
    line-height: 50px;
}

.header .gege {
    float: left;
    width: 181px;
    height: 50px;
    color: #fff;
    font-size: 18px;
    font-weight: normal;
    text-align: center;
    line-height: 50px;
}

.header .gege:hover {
    background-color: rgb(54, 133, 236);
}



/* 3.轮播图 */

.banner {
    position: relative;
}

.banner .photo img {
    width: 100%;
    height: 563px;
}


.banner-middle {
    position: absolute;
    width: 638px;
    height: 432px;
    border: 1px solid #d5edf8;
    top: -500px;
    left: 0px;
    background-color: #fff;
}

.banner-middle-left {
    float: left;
    width: 125px;
    height: 438px;
}

.banner-middle-left .small {
    width: 125px;
    height: 144px;
    border-left: 4px solid #3b99fc;
    font-size: 18px;
    /* text-align: center; */
    line-height: 144px;
    box-sizing: border-box;
}

.banner-middle-left .small span,
.banner-middle-left .small i {
    color: #3b99fc;
}




.banner-middle-left .small1 {
    width: 125px;
    height: 144px;
    border-left: 4px solid #3b99fc;
    font-size: 18px;
    line-height: 144px;
    background-color: #3b99fc;
    border-bottom: 2px solid #a2a2a2;
    box-sizing: border-box;
}

.banner-middle-left .small1 span,
.banner-middle-left .small1 i {
    color: #fff;
}

.banner-middle-left .small2 {
    width: 125px;
    height: 144px;
    border-left: 4px solid #3b99fc;
    font-size: 18px;
    line-height: 144px;
    background-color: #3b99fc;
    /* border-bottom: 1px solid #a2a2a2; */
    box-sizing: border-box;
}

.banner-middle-left .small2 span,
.banner-middle-left .small2 i {
    color: #fff;
}

.banner-middle-right {
    float: right;
    width: 513px;
    height: 100%;
}

.banner-middle-right-top {
    height: 82px;
    width: 100%;
    margin-left: 25px;
}

.banner-middle-right-top .right {
    float: left;
    width: 113px;
    height: 30px;
    margin-top: 50px;
    border-bottom: 2px solid #3b99fc;
    text-align: center;
    font-size: 16px;
    box-sizing: border-box;
}

.banner-middle-right-top .right span,
.banner-middle-right-top .right i {
    color: #3b99fc;
}

.banner-middle-right-top .right1 {
    float: left;
    width: 113px;
    height: 30px;
    margin-top: 50px;
    border-bottom: 2px solid #a2a2a2;
    text-align: center;
    font-size: 16px;
    box-sizing: border-box;
}

.banner-middle-right-top .right1 span,
.banner-middle-right-top .right1 i {
    color: #a2a2a2;
}

.banner-middle-right-top .right2 {
    float: left;
    width: 113px;
    height: 30px;
    margin-top: 50px;
    border-bottom: 2px solid #a2a2a2;
    text-align: center;
    font-size: 16px;
    box-sizing: border-box;
}

.banner-middle-right-top .right2 span,
.banner-middle-right-top .right2 i {
    color: #a2a2a2;
}

.banner-middle-right-top .right i {
    width: 17px;
    height: 17px;
    border: 1px solid #3b99fc;
    border-radius: 50%;
}

.banner-middle-right-top .right1 i {
    width: 17px;
    height: 17px;
    border: 1px solid #a2a2a2;
    border-radius: 50%;
}

.banner-middle-right .banner-middle-right-bottom {
    /* float: right; */
    /* text-align: right; */
    margin-top: 20px;

}

.banner-middle-right-bottom.banner-middle-right span {
    font-size: 14px;
}

.banner-middle-right .banner-middle-right-bottom .bottom1,
.banner-middle-right .banner-middle-right-bottom .bottom {
    float: right;
    margin-top: 15px;
    margin-left: 62px;
    font-size: 16px;
    text-align: right;
    margin-right: 60px;
    width: 420px;
    height: 43px;
}

.banner-middle-right .banner-middle-right-bottom input {
    width: 315px;
    height: 38px;
    margin-left: 4px;
    text-align: left;
}

.banner-middle-right-bottom>.bottom {
    position: relative;
}

.banner-middle-right .banner-middle-right-bottom .bottom i {
    position: absolute;
    top: 12px;
    right: 12px;
    color: #dcdcdc;
    font-size: 18px;
}

.banner-middle-right .banner-middle-right-bottom .bottom1 i {
    position: absolute;
    top: 244px;
    right: 72px;
    color: #dcdcdc;
    font-size: 18px;
}

.banner-middle-right .banner-middle-right-bottom .bottom1 input {
    width: 315px;
    height: 38px;
    margin-left: 4px;
}



.banner-middle-right .change i {
    position: absolute;
    top: 157px;
    right: 22px;
    width: 24px;
    height: 24px;
    background-color: #ff6700;
    border-radius: 50%;
    text-align: center;
    line-height: 24px;
    font-size: 18px;
    font-weight: 700;
    color: #fff;
}

.banner-middle-right .text {
    height: 50px;
    font-size: 14px;
    text-align: center;
    line-height: 50px;

}

.banner-middle-right .text input {
    margin-right: 30px;
}




.banner-middle-right .search-button {
    width: 386px;
    height: 37px;
    border: 1px solid #ff9d39;
    margin: 0 auto;
    background-color: #ff8201;
    font-size: 18px;
    text-align: center;
    line-height: 37px;
    border-radius: 10px 10px;

}


.banner-middle-right .search-button span {
    margin-left: 10px;
    color: #fff;
}


.banner-middle-right .banner-middle-footer {
    height: 28px;
    width: 444px;
    margin: 0 auto;
    margin-top: 20px;
}


.banner-middle-footer .banner-middle-footer-left {
    float: left;
    font-size: 14px;
    color: #999;
}

.banner-middle-footer .banner-middle-footer-right {
    float: right;
    font-size: 14px;
    color: #999;
}


/* 4.菜单 */
.menu {
    height: 170px;
    width: 100%;
}

.menu {
    text-align: center;
}

.menu .each {
    float: left;
    width: 122px;
    height: 88px;
    font-size: 16px;
    color: #333;
    margin-left: 85px;
    text-align: center;
    margin-top: 40px;
    /* border-right:3px solid #eff5fe ; */
}

.menu .each:hover i {
    color: rgb(117, 171, 251);
}

.menu .each i {
    display: block;
    text-align: center;
    font-size: 50px;
    color: #5296fa;
    margin-bottom: 10px;
}

/* 5.图片 */
.photo1 img {
    float: left;
    width: 730px;
    height: 195px;
    margin-bottom: 25px;
    margin-right: 12px;
}



/* 6.展示 */

.show {
    height: 680px;
    width: 100%;
}

.show-top {
    margin-top: 35px;
    height: 42px;
    width: 100%;
    border-bottom: 2px solid #dedede;

}

.show-top .show-top-left {
    float: left;
    width: 90px;
    height: 40px;
    border-bottom: 2px solid #3b99fc;

}

.show-top .show-top-left h2 {
    font-size: 18px;
    font-weight: 400;
    color: #3b99fc;
}


.show-top .show-top-right {
    float: right;

}

.show-top .show-top-right span {
    font-size: 16px;
    color: #999;
}



.show-bottom {
    height: 632px;
}

.show-bottom-small {
    float: left;
    width: 356px;
    height: 305px;
    border: 1px solid #dedede;
    margin-top: 14px;
    margin-right: 14px;
    box-sizing: border-box;
}

.show-bottom-small img {
    width: 100%;
    height: 198px;
}

.show-bottom-small p {
    margin-top: 20px;
    font-size: 18px;
    margin-left: 12px;
    margin-bottom: 20px;
    color: #333;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
}

.show-bottom-small p:hover {
    color: #3b99fc;
}

.show-bottom-small span {
    font-size: 20px;
    color: #ff8201;
    margin-left: 12px;
    padding-top: 20px;
}



/* 7.售后 */
.sale {
    height: 374px;
    width: 100%;
    margin-top: 50px;
    margin-bottom: 70px;
}

.sale .sale-top {
    float: left;
    width: 100%;
    height: 50px;
}

.sale .sale-top .one {
    float: left;
    width: 484px;
    height: 50px;
    background-color: #3b99fc;
    text-align: center;
    line-height: 50px;
    margin-right: 12px;
}

.sale .sale-top .one a span {
    color: #fff;
    font-size: 18px;
}

.sale .sale-top .two {
    float: left;
    width: 484px;
    height: 50px;
    background-color: #efeff4;
    color: #666;
    font-size: 18px;
    text-align: center;
    line-height: 50px;
    margin-right: 12px;
}

.sale .sale-bottom {
    float: left;
    height: 322px;
    width: 99%;
    border: 2px solid #dedede;
}

.sale-bottom .one {
    float: left;
    width: 755px;
    height: 100%;
    box-sizing: border-box;

}



.sale-bottom .one li p {
    width: 550px;
    float: left;
    font-size: 16px;
    /* line-height: 15px; */
    margin-left: 40px;
    margin-top: 30px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    color: #333;
}


.sale-bottom .one span {
    float: right;
    font-size: 16px;
    margin-right: 40px;
    margin-top: 30px;
    color: #999;
}



.sale-bottom .two li p {
    width: 550px;
    float: left;
    font-size: 16px;
    /* line-height: 15px; */
    margin-left: 40px;
    margin-top: 30px;
    white-space: nowrap;
    text-overflow: ellipsis;
    overflow: hidden;
    color: #333;
}


.sale-bottom .two span {
    float: right;
    font-size: 16px;
    margin-right: 40px;
    margin-top: 30px;
    color: #999;
}



/* 8.底部 */
.footer {
    background-color: #f8f8f8;
    height: 245px;
}

.footer-left {
    float: left;
    width: 621px;
    height: 245px;
}

.footer .footer-left .footer-left-top h2 {
    font-size: 18px;
    font-weight: 300;
    color: #333;
    margin-left: 68px;
    margin-top: 47px;
    margin-bottom: 26px;
}

.footer-left-bottom {
    margin-left: 68px;
}

.footer .footer-left .footer-left-bottom img {
    width: 248px;
    height: 40px;
    margin-right: 12px;
    margin-bottom: 12px;

}



.footer-right {
    float: right;
    width: 865px;
    height: 245px;


}

.footer-right .footer-right-top {
    float: left;
    margin-top: 47px;
    height: 40px;
    width: 100%;
    color: #333;
}

.footer-right .footer-right-top span {
    font-size: 16px;
    margin-top: 25px;

}

.footer-right .footer-right-top .one {
    margin-left: 9px;
}

.footer-right .footer-right-top .two {
    margin-left: 21px;
}

.footer-right .footer-right-top .three {
    margin-left: 38px;
}

.footer-right .footer-right-top .four {
    margin-left: 65px;
}

.footer-right .footer-right-bottom img {
    float: left;
    width: 100px;
    height: 100px;
}


.footer-right .footer-right-bottom .one {
    margin-left: 19px;
}

.footer-right .footer-right-bottom .two {
    margin-left: 56px;
}

.footer-right .footer-right-bottom .three {
    margin-left: 56px;
}

.footer-right .footer-right-bottom .four {
    margin-left: 56px;
}

.footer-right .zui {
    float: right;
    width: 230px;
    height: 100px;
    background-color: #fff;
    margin-left: 20px;
    border: 2px solid #e6e6e6;
    box-sizing: border-box;
    /* border */
}

.footer-right .zui p {
    font-size: 14px;
    margin-top: 20px;
    margin-left: 20px;
    line-height: 20px;
}


/* 9.底部商标 */
.brand {
    background-color: #666;
    height: 100px;
    color: #c1c1c1;
    /* overflow: hidden; */


}

.brand .middle {
    font-size: 16px;
    text-align: center;
    line-height: 40px;
    margin-top: 22px;
}